chore(deps): Bump is-svg from 5.1.0 to 6.0.0

Bumps [is-svg](https://github.com/sindresorhus/is-svg) from 5.1.0 to 6.0.0.
- [Release notes](https://github.com/sindresorhus/is-svg/releases)
- [Commits](sindresorhus/is-svg@v5.1.0...v6.0.0)

---
updated-dependencies:
- dependency-name: is-svg
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -56,7 +56,7 @@
     "@nextcloud/router": "^3.0.1",
     "@nextcloud/sharing": "^0.2.4",
     "cancelable-promise": "^4.3.1",
-    "is-svg": "^5.1.0",
+    "is-svg": "^6.0.0",
     "typescript-event-target": "^1.1.1",
     "webdav": "^5.8.0"
   },